2pnn

Crystal Structure of the Ankyrin Repeat Domain of Trpv1

Method: X-RAY DIFFRACTION Dmax: 76.8 Å Quality: GOOD

1. Protein Identity and Related Structures Protein Identity & Related Structures

Transient receptor potential cation channel subfamily V member 1

Rattus norvegicus

UniProt O35433

State in the Current Structure

Assembly Oligomeric State Construct Mutations and Modifications Ligands, Ions and Associated Components Method and Experimental Conditions Structure Quality
1 Protein monomer Monomer Protein × 1 PDB declaration: monomeric(1) Consistent with protein copy count Chain A; UniProt 101–364 Fragment:Ankyrin Repeat Domain Non-standard monomer:Yes (specific site not provided by mmCIF) ATP ADENOSINE-5'-TRIPHOSPHATE × 1 X-RAY DIFFRACTION X-ray crystallization conditions:pH 5;3% PEG 8000, 0.1M SODIUM CITRATE, 5MM ATP, PH 5.0, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 277K, pH 5.00 Resolution 2.70 Å R-free 0.248

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

65 other PDB entries and 65 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence
UniProt name TRPV1_RAT
Isoform
PDB entities 1
Chains and sequence ranges Author chain A; PDBConstruct 1–264; UniProt 101–364

The page prioritizes protein identity, the current assembly, associated components, oligomeric state and cross-PDB links. Chain mapping and sequence ranges are retained as data evidence. Internal IDs, import timestamps and assembly operation expressions are maintenance fields and are not shown here.

SAXS scattering curve SAXS Profile

SAXS profile for 2pnn

P(r) Distance Distribution P(r) Distribution

P(r) distribution for 2pnn
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2. Structure Basics 2. Structure Basics

Entry ID entry_id2pnn
Deposition date deposition_date2007-04-24
Structure title titleCrystal Structure of the Ankyrin Repeat Domain of Trpv1
Keywords keywordstrpv1, ankyrin repeat domain, TRANSPORT PROTEIN; TRANSPORT PROTEIN
Experimental Method methodX-RAY DIFFRACTION

3. SAXS Parameters (CRYSOL theoretical calculation) 3. SAXS Parameters (CRYSOL)

Radius of gyration Rg (Guinier) rg_guinier20.78
Radius of gyration Rg (electron density) rg_electron20.18
Forward intensity I(0) i014260400.00
Molecular weight molecular_weight28095.0 kDa
Excluded volume excluded_volume35067 ų
Envelope volume envelope_volume40971 ų
Hydration-shell volume shell_volume17800 ų
Envelope diameter envelope_diameter77.0
Shell Rg shell_rg25.84
Envelope Rg envelope_rg20.56
Shape Rg shape_rg20.18
Total Rg total_rg20.97
Total atoms total_atoms1963
Residues n_residues245
Spherical-harmonic order n_harmonics20
q range q_range— – 0.5000 −1
Data points n_points101
Shell type shell_typedirectional
Solvent electron density solvent_density0.3340 e/ų
Shell contrast contrast_shell0.0300 e/ų
CRYSOL version crysol_version4.1.3

4. P(r) Distance Distribution (GNOM inversion) 4. P(r) Analysis (GNOM)

Maximum dimension Dmax dmax76.8
Rg (real space) rg_real20.87
Rg uncertainty (real space) rg_real_error0.64
I(0) (real space) i0_real1.4260e+07
I(0) uncertainty (real space) i0_real_error1.9160e+05
Rg (reciprocal space) rg_reciprocal20.85
I(0) (reciprocal space) i0_reciprocal14260000.0000
Solution quality estimate total_estimate0.8128
Solution quality rating solution_quality GOOD a GOOD solution
P(r) peaks n_peaks2
Primary peak position r_peak_primary22.3
Skewness Skewness skewness0.506
Kurtosis Kurtosis kurtosis-0.126
Angular range angular_range— – 0.3800 −1
Current regularization parameter α current_alpha0.0000
Highest regularization parameter α highest_alpha3464000.0000
Real-space data points n_real_points70
GNOM version gnom_version4.1.3
Quality Criteria quality_criteria AN1: 0.000; Oscil: 0.584; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.818; Smooth: 0.992

5. Crystallography and Experiment 5. Crystallography & Experiment

6. Entities and Polymers Entities & Polymers (3)

7. Fold Classification (SCOP + CATH) 1 domains

CATH v4.4 (1 domains)

Domain ID domain_id2pnnA00
Class class1 — Mainly Alpha
Architecture architecture25 — Alpha Horseshoe
Topology topology40 — Serine Threonine Protein Phosphatase 5, Tetratricopeptide repeat
Homologous superfamily homologous superfamily20 — Ankyrin repeat-containing domain

8. Citations (1)

9. Files and Curves (10)